Question
In what ratio coffee at 275 Rs/kg should be mixed with
the coffee at 325 Rs/kg so that after mixture its rate become 290 Rs/kg if the quantity of 1st type is 49 kg what will be the quantity of the 2nd coffee?Solution
Ratio = 35:15 = 7:3 1st type coffee is 49 kg. So, 7 means 49 kg. Therefore, 2nd type coffee = 49 x (3/7) = 21 kg
Which of the following alternatives would be the missing figure in the series given below?
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Statements:
No kite is a thread.
A few threads are needles.
Only needles are sticks.
Conclusions:
I. A few threads may be sticks.
II. No kite is a needle.